Inventor · disambiguated record
Ritsuo Masaki
Also filed as: MASAKI RITSUO
3 granted patents·103 citations·filing 1989–2006
75Inventor score
Files withTOYOTA MOTOR CO LTD3
Top patents by PatentIndex Score
3 records- 0185US7599787B2Fuel injection control device for engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Oct 6, 2009·17 cites·4 claims
- 0282US4938196AControl device for heater for oxygen sensor operative to correct target resistance with reference to standard power supply theretoTOYOTA MOTOR CO LTD·Filed 1989·Granted Jul 3, 1990·53 cites·10 claims
- 0378US4993392AApparatus for controlling heater for heating oxygen sensorTOYOTA MOTOR CO LTD·Filed 1990·Granted Feb 19, 1991·33 cites·17 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →